
body{
    height: 100vh;
    display: flex;
    flex-direction:column;
    margin: 0;
}

#main{
    display: flex;
    flex: auto;
}


#title{
    margin-left: 10px;
    font-size: 22px;
    font-weight: 400;
    color:#5f6368;
}
#navbar{
    height:50px;
    align-items: center;     /* 垂直居中 */
    display: flex;
}

#button_panel{
    height:50px;
    align-items: center;     /* 垂直居中 */
    display: flex;
}

#file_panel{
    flex: 1;
    margin-left: 10%;
    margin-top:30px;
    margin-right:10%;
    display: grid;
    grid-template-columns: repeat(10, 10.00%);
    grid-template-rows: repeat(8, 12.50%);
}

.items{
    margin:10px;
    font-size:auto;
    display: flex;
    text-align: center;
    width:50px;
    height:50px;
    cursor:pointer
}

.folder_img{
    width:40px;
    height:40px;
}

.file_img{
    width:40px;
    height:40px;
}

#right_menu{
    position: absolute;
    width: 150px;
    height: auto;
    border: 1px #ccc solid;
    display: none;
}

#per_dialog {
    width: 200px;
    height: 200px;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}

#rename_dialog {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;

}


#delete_dialog {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    margin: auto;

}